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Verifying the configuration
# Initiate a connection from Switch A to Switch B to trigger IKE negotiation. After IPsec SAs are
successfully negotiated by IKE, traffic between the two switches is IPsec protected.
Troubleshooting IKE
IKE negotiation failed because no matching IKE proposals
were found
Symptom
1. The IKE SA is in Unknown state.
<Sysname> display ike sa
Connection-ID Remote Flag DOI
------------------------------------------------------------------
1 192.168.222.5 Unknown IPSEC
Flags:
RD--READY RL--REPLACED FD-FADING
2. When IKE event debugging and packet debugging are enabled, the following messages
appear:
IKE event debugging message:
The attributes are unacceptable.
IKE packet debugging message:
Construct notification packet: NO_PROPOSAL_CHOSEN.
Analysis
Certain IKE proposal settings are incorrect.
Solution
1. Examine the IKE proposal configuration to see whether the two ends have matching IKE
proposals.
2. Modify the IKE proposal configuration to make sure the two ends have matching IKE proposals.
IKE negotiation failed because no IKE proposals or IKE
keychains are specified correctly
Symptom
1. The IKE SA is in Unknown state.
<Sysname> display ike sa
Connection-ID Remote Flag DOI
------------------------------------------------------------------
1 192.168.222.5 Unknown IPSEC
Flags:
RD--READY RL--REPLACED FD-FADING
2. The following IKE event debugging or packet debugging message appeared:
IKE event debugging message:
Notification PAYLOAD_MALFORMED is received.
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